Anastassios ("Tasso") Triantaphyllis
Triantaphyllis Law Firm

The Civil Justice Center
112 E. 4th Street
Houston , Texas 77007, United States
Phone: 713.861.1748
Fax: 713.520.8991
Areas of Practice
  • Business Organizations
  • Commercial Law & Contracts
  • Communications & Media Law
  • Intellectual Property
  • Litigation
  • Science, Computers, & Tech

Practice/Organization Description

Mr. Triantaphyllis created the Triantaphyllis Law Firm in 1998 in Houston, Texas. Tasso has practiced intellectual property law (patents, trademarks, trade secrets, etc.), civil trial law and general business law for more than 20 years. Prior to forming the firm, Mr. Triantaphyllis practiced law with Butler & Binion, Conley Rose, and Squire Sanders and Dempsey.

Tasso's experience includes:

Intellectual Property

Preparation and prosecution of applications for patents nationally and internationally and related patent matters. Preparation and prosecution of applications for trademarks nationally and internationally and related trademark matters. Litigation involving patent, trademark, copyright, trade secret, unfair competition, covenants not to compete and other intellectual property and technology related matters. Administrative proceedings including trademark cancellation and opposition. Negotiation and preparation of a wide variety of technology and intellectual property-related agreements including assignment, purchase, sale, license, franchise, lease, distribution, development, employment, confidentiality, supply and joint venture agreements. Due diligence on intellectual property matters in business transactions. Patent infringement analysis and opinions.

Civil Litigation

Covenants not to compete. Shareholder disputes. Fraud. Deceptive Trade Practices. Breach of contract. Miscellaneous business and commercial disputes. Personal injury.

Business Law

Business entity formation (corporations, partnerships, etc.) and related agreements.

Business Counseling

Counseling small and medium size businesses and individuals in business and other general legal matters.

Bar Admissions

State Bar of Texas (May 1983). Licensed to practice before the United States Patent and Trademark Office. Admitted to practice in the United States District Court for the Southern District of Texas.


Doctor of Jurisprudence, University of Houston Law Center (1982)

Masters in Business Administration, University of Houston (1982)

Masters in Chemical Engineering, Rice University (1976)

Bachelor of Science in Chemical Engineering, Rice University (1976)

Professional Associations & Memberships

State Bar of Texas. Houston Bar Association. Houston Intellectual Property Law Association. Arizona Patent Law Association (past). American Bar Association (past). Board of Directors of Houston Law Center Alumni Association (term expired).

Honors and Awards

Voted one of Houston's Top Lawyers in 2007, 2008 and 2009 and one of Houston's Top Lawyer for the People in 2007, 2008 and 2009.

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